diff --git a/roles/traefik/templates/docker-compose.yml b/roles/traefik/templates/docker-compose.yml
index 79107e2..13a3f84 100644
--- a/roles/traefik/templates/docker-compose.yml
+++ b/roles/traefik/templates/docker-compose.yml
@@ -13,7 +13,7 @@ services:
       vpn:
         ipv4_address: {{ server.vpn.reverse_proxy_ip }}
     ports:
-      - 22:22
+      - "22:22"
       - 80:80
       - 443:443
     volumes: